@media (max-width: 750px){
	.caidan{
		width: 100%;
		margin-top: 1.2rem;
	}
	.caidan img{
		width: 100%;
		height: 7.34rem;
	}
	.caidan .aaaa img{
		width: 100%;
		height:22.36rem!important;
	}
}